Chris@40: # Copyright (C) 2007-2011 Erik de Castro Lopo <erikd@mega-nerd.com>
Chris@40: #
Chris@40: # This program is free software; you can redistribute it and/or modify
Chris@40: # it under the terms of the GNU Lesser General Public License as published by
Chris@40: # the Free Software Foundation; either version 2.1 of the License, or
Chris@40: # (at your option) any later version.
Chris@40: #
Chris@40: # This program is distributed in the hope that it will be useful,
Chris@40: # but WITHOUT ANY WARRANTY; without even the implied warranty of
Chris@40: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
Chris@40: # GNU Lesser General Public License for more details.
Chris@40: #
Chris@40: # You should have received a copy of the GNU Lesser General Public License
Chris@40: # along with this program; if not, write to the Free Software
Chris@40: # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
Chris@40: 
Chris@40: # These tests are nowhere near comprehensive.
Chris@40: 
Chris@40: printf ("    Running Octave tests                     : ") ;
Chris@40: fflush (stdout) ;
Chris@40: 
Chris@40: filename = "whatever" ;
Chris@40: srate_out = 32000 ;
Chris@40: fmt_out = "wav-float" ;
Chris@40: 
Chris@40: t = (2 * pi / srate_out * (0:srate_out-1))' ;
Chris@40: data_out = sin (440.0 * t) ;
Chris@40: 
Chris@40: # Write out a file.
Chris@40: sfwrite (filename, data_out, srate_out, fmt_out) ;
Chris@40: 
Chris@40: # Read it back in again.
Chris@40: [ data_in, srate_in, fmt_in ] = sfread (filename) ;
Chris@40: 
Chris@40: if (srate_in != srate_out)
Chris@40: 	error ("\n\nSample rate mismatch : %d -> %d.\n\n", srate_out, srate_in) ;
Chris@40: 	endif
Chris@40: 
Chris@40: # Octave strcmp return 1 for the same.
Chris@40: if (strcmp (fmt_in, fmt_out) != 1)
Chris@40: 	error ("\n\nFormat error : '%s' -> '%s'.\n\n", fmt_out, fmt_in) ;
Chris@40: 	endif
Chris@40: 
Chris@40: err = max (abs (data_out - data_in)) ;
Chris@40: 
Chris@40: if (err > 1e-7)
Chris@40: 	error ("err : %g\n", err) ;
Chris@40: 	endif
Chris@40: 
Chris@40: printf ("ok") ;
Chris@40: 
Chris@40: unlink (filename) ;